Alignment and Troubleshooting
4-29
3) Horizontal Black Band
Description : Dark or blurry horizontal stripes occur in the printing periodically.
(They may not occur periodically.)
2. The rollers of
developer may be stained.
1. Bad contacts of the voltage
terminals to developer.
Clean each voltage terminal of the
Charge, Supply, Develop and
Transfer roller.(remove the toner
particles and paper particles)
1. Clean the right Gear that has
relatively small gap of the teeth
in the OPC.
2. If the malfunction persists,
replace the developer.
OPC Drum = 75.6mm
Developing Roller = 35mm
Charging Roller = 37.5mm
Supply Roller = 49mm
Transfer Roller = 47mm
Pressure Roller = 75.4mm
Fusing Roller = 77.5mm